split_model.json

{
  "format": "split",
  "model_version": "2.3.0",
  "components": [
    "connector",
    "vae_decoder",
    "vae_encoder",
    "audio_vae",
    "vocoder",
    "spatial_upscaler_x2_v1_1",
    "spatial_upscaler_x1_5_v1_0",
    "temporal_upscaler_x2_v1_0"
  ],
  "transformer_variants": [
    "distilled",
    "dev"
  ],
  "lora": [
    "ltx-2.3-22b-distilled-lora-384.safetensors"
  ],
  "source": "Lightricks/LTX-2.3",
  "notes": {
    "vocoder": "Also contains BWE (bandwidth extension) generator weights \u2014 upsample layers [6,5,2,2,2] (240x) and mel_stft parameters."
  },
  "quantized": true,
  "quantization_bits": 4,
  "recipe": "ltx-2.3",
  "license": "other",
  "links": [
    "Code: https://github.com/dgrauet/ltx-2-mlx",
    "ComfyUI compatible custom nodes: https://github.com/dgrauet/ComfyUI-LTXVideo-mlx"
  ],
  "usage_url": "https://github.com/dgrauet/ltx-2-mlx",
  "usage_note": "a native MLX inference pipeline for LTX-2.3 on Apple Silicon",
  "license_name": "ltx-2-community-license-agreement",
  "license_link": "https://huggingface.co/Lightricks/LTX-2.3/blob/main/LICENSE",
  "license_file": [
    "LICENSE"
  ],
  "quantization_scope": "transformer block Linear weights only",
  "extra_links": [
    "bf16 variant: https://huggingface.co/dgrauet/ltx-2.3-mlx",
    "q8 variant: https://huggingface.co/dgrauet/ltx-2.3-mlx-q8"
  ],
  "quantization_group_size": 64,
  "cli_snippet": "git clone https://github.com/dgrauet/ltx-2-mlx.git && cd ltx-2-mlx\nuv sync --all-extras\n\nltx-2-mlx generate -p \"A sunset over the ocean\" --distilled \\\n    --model {repo_id} -o sunset.mp4",
  "license_provenance": {
    "LICENSE": {
      "repo": "Lightricks/LTX-2.3",
      "revision": "6f3520585aa27248020550da2f453aa0c572398c",
      "sha256": "e28ef68d90e17b06308e4c5cba5c9a967b70c3d67f87ddc3dfc46a312cb6a134"
    }
  }
}